区 Ōu/qū, [區], surname Ou, area/region/district/small/distinguish/CL:個|个[gè] 讴 ōu, [謳], to sing/ballad/folk song 匸 xì, "cover" or "conceal" radical in Chinese characters (Kangxi radical 23)/see also ... 讠 yán, [訁], "speech" or "words" radical in Chinese characters (Kangxi radical 149)/see also ... 乄